CN110561248A - full-automatic cantilever grinding machine - Google Patents

Abstract

The invention discloses a full-automatic cantilever grinding machine, the structure of which comprises a cantilever clamping assembly, a grinding wheel dressing assembly, an automatic feeding assembly, a feeding conveying chain, a grinding assembly, an ejector, a discharge trough, a bottom frame and a control system The grinding assembly is composed of a grinding motor, a driving pulley, a driven pulley, a synchronous belt, a drive shaft and a grinding wheel. The shaft is rotatably connected to the base frame through bearings, and a driven pulley and a grinding wheel are sheathed at both ends of the shaft respectively; the driving pulley and the driven pulley are connected by a timing belt. After adopting the above technical solution, the fully automatic cantilever grinding machine provided by the present invention can cancel the manual clamping process, greatly improve the accuracy of the equipment and product quality; the operation is simplified, and one person can operate multiple machines, reducing labor costs; The direct contact between workers and the moving parts of the machine greatly reduces the possibility of safety accidents.

Description

A fully automatic cantilever grinder

technical field

The invention relates to a fully automatic cantilever grinder.

Background technique

At present, the feeding and processing methods of most grinding machines are to transport the unprocessed blank to the designated position, and manually carry out the loading and unloading process. There are three major disadvantages in this mode. First, manual loading will reduce the accuracy of workpiece placement due to human factors; second, a machine requires the cooperation of multiple people to work, and the production capacity is low; third, too many manual operations And the direct contact between workers and the moving parts of the machine is prone to safety accidents. These shortcomings need to be overcome or improved urgently in today's rapidly developing economic environment, so a fully automatic grinding machine that can automatically load and unload and process is needed to meet market demand.

Contents of the invention

In view of the above problems, the present invention provides a fully automatic cantilever grinder.

In order to solve the above technical problems, the technical solution adopted in the present invention is: a fully automatic cantilever grinder, the structure of which includes a cantilever clamping assembly, a grinding wheel dressing assembly, an automatic feeding assembly, a feeding conveyor chain, a grinding assembly, a material return device, discharge chute, bottom frame and control system; the grinding assembly is composed of a grinding motor, a driving pulley, a driven pulley, a synchronous belt, a drive shaft and a grinding wheel, and the base of the grinding motor is connected to the bottom through a thread The frame is fixedly connected, the driving pulley is sleeved on the output shaft of the grinding motor and connected by a key, the middle part of the drive shaft is connected to the bottom frame through a bearing, and the driven pulley and the grinding wheel are respectively sleeved at both ends. ; The driving pulley and the driven pulley are connected by a synchronous belt.

Further, the cantilever clamping assembly is composed of a clamping arm, a lifting servo motor, a lifting reducer, a lifting module, a cantilever module, a cantilever seat, a movable seat, a hand wheel, an adjusting screw, a traveling servo motor and a traveling reducer The lifting servo motor is connected in series with the lifting reducer, and is fixedly installed on the top of the lifting module; the clamping arm is fixed at the front end of the lifting module, and is driven by the lifting servo motor to move up and down on the lifting module The walking servo motor and the walking reducer are connected in series, and are fixedly installed at the right end of the cantilever module; the lifting module is fixed at the front end of the cantilever module, and is driven by the walking servo motor to move left and right on the cantilever module ; The cantilever module is fixedly connected with the movable seat by bolts; a movable block is fixed at the bottom of the movable seat; a fixed seat is fixed at the inner top of the cantilever seat; the head of the adjusting screw is fixedly connected with the handwheel , its tail passes through the through hole on the fixed seat and is connected with the threaded hole on the movable seat.

Further, the clamping arm is composed of a clamping arm, a clamping jaw cylinder and a clamping jaw arranged from top to bottom; the tail of the clamping jaw cylinder is fixedly connected to the lower part of the clamping arm; the pneumatic finger of the clamping jaw cylinder is connected to the The jaws are connected and drive the opening and closing of the jaws.

Further, the lifting module is composed of a lifting linear guide rail, a lifting linear slider, a lifting synchronous wheel, and a lifting synchronous belt; the lifting linear slider is fitted on the lifting linear guide rail and can slide up and down linearly on it; The top of the clamping arm is fixed on the lifting linear slider; the lifting servo motor drives the lifting synchronous wheel to rotate through the lifting reducer, and then drives the lifting linear slider to slide on the lifting linear guide rail through the lifting synchronous belt.

Further, the cantilever module is composed of a walking linear guide rail, a walking linear slider, a walking synchronous wheel, and a walking synchronous belt; the walking linear slider fits on the walking linear guide rail and can slide left and right on it; The middle part of the lifting module is fixed on the walking linear slider; the walking servo motor drives the walking synchronous wheel to rotate through the walking reducer, and then drives the walking linear slider to slide on the walking linear guide rail through the walking synchronous belt.

Further, the grinding wheel dressing assembly is composed of a bottom carriage, a middle carriage, cross guide rails, a dressing servo motor, a dressing reducer, a sliding sleeve and a ball screw; the bottom carriage is fixedly connected to the chassis; the The cross guide rail is fitted with the bottom carriage and the middle carriage, and the bottom carriage and the cross guide rail can slide relatively left and right; the middle carriage and the cross guide rail can slide back and forth relatively; the dressing servo motor and the trimming The reducers are connected in series and drive the ball screw to push the sliding sleeve forward and backward.

Further, the automatic feed assembly is composed of a guide wheel hanging plate, a guide wheel seat, a feed ball screw, a feed servo motor and a feed reducer; the feed servo motor is connected in series with the feed reducer, and The workpiece is further advanced by driving the feed ball screw.

Further, the feed conveying chain is composed of a frame, a chain support, a sprocket, a chain, a trough, a temple, a bracket, a pin, a pulley, a slide table, a fixed support, a conveying reduction motor, an induction plate and a positioning plate The sprockets are arranged on the inner side of the frame respectively, and a chain is sheathed on it; the troughs are evenly distributed on the outer periphery of the chain; the temples are fixed on the outside of the frame, and between the temples on both sides of the frame It is connected by a bracket fixed at the bottom of the bracket; a pulley is connected with a pin rotating under the bracket; the fixed support is fixed on the bottom frame by bolts; the fixed support is connected with a sliding platform; It is clamped on both sides of the slide table; the chain holder is fixedly installed on the inner wall of the frame, and drags the upper side of the chain; the conveying reduction motor is fixed on the frame, and its output shaft fits with the sprocket; the induction plate The positioning plate fixedly connected with it is fixed on the front end of the frame for receiving the workpiece to be processed.

Further, the material ejector is composed of a material ejection cylinder and a push rod; the push rod is connected with the head of the piston rod of the material ejection cylinder.

As can be seen from the above description of the structure of the present invention, compared with the prior art, the present invention has the following advantages:

A fully automatic cantilever grinder provided by the present invention cancels the process of manual clamping, greatly improving the accuracy of the equipment and product quality; the operation is simplified, one person can operate multiple machines, and the labor cost is reduced; the movement between the worker and the machine is minimized The direct contact of components greatly reduces the possibility of safety accidents.

Description of drawings

The accompanying drawings constituting a part of this application are used to provide further understanding of the present invention, and the schematic embodiments and descriptions of the present invention are used to explain the present invention, and do not constitute an improper limitation of the present invention. In the attached picture:

Fig. 1 is the front view of a kind of full-automatic cantilever grinder of the present invention;

Fig. 2 is the right side view of a kind of automatic cantilever grinder of the present invention;

Fig. 3 is the left side view of a kind of automatic cantilever grinder of the present invention;

Fig. 4 is the top view of a kind of automatic cantilever grinder of the present invention;

Fig. 5 is a schematic diagram of workpiece grabbing and transferring of a fully automatic cantilever grinder of the present invention;

Fig. 6 is a schematic diagram of a feeding and grasping assembly of a fully automatic cantilever grinder according to the present invention.

In the figure: 111. Jaw arm 112. Jaw cylinder 113. Jaw 12a. Lifting servo motor 12b. Lifting reducer 131. Lifting linear guide rail 132. Lifting linear slider 141. Walking linear guide rail 142. Walking linear slider 15a. Cantilever seat 15b. Fixed seat 16a. Movable seat 16b. Movable block 17. Hand wheel 18. Adjusting screw 19a. Traveling servo motor 19b. Traveling reducer 21. Bottom carriage 22. Middle carriage 23. Trimming servo motor 24. Trimming Reducer 31. Guide wheel hanging plate 32. Guide wheel seat 33. Feed servo motor 34. Feed reducer 41. Frame 42. Chain support 43. Sprocket 44. Chain 45. Material trough 46a. Temple 46b. Support 46c. Pin 46d. Pulley 47. Sliding table 48. Fixed support 49. Conveying reduction motor 410. Induction plate 411. Positioning plate 51. Grinding motor 52. Grinding wheel 61. Return cylinder 62. Push rod 7. Discharge Slot 8. Chassis 9. Control system.

Detailed ways

It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", " The orientations or positional relationships indicated by "vertical", "horizontal", "top", "bottom", "inner" and "outer" are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and Simplified descriptions, rather than indicating or implying that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and thus should not be construed as limiting the invention. In addition, the terms "first", "second", etc. are used for descriptive purposes only, and should not be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, a feature defined as "first", "second", etc. may expressly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it may be mechanically connected or electrically connected; it may be directly connected or indirectly connected through an intermediary, and it may be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention based on specific situations.

The present invention will be described in detail below with reference to the accompanying drawings and examples.

Example

Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5 and Fig. 6, a fully automatic cantilever grinding machine, its structure includes a cantilever clamping assembly, a grinding wheel dressing assembly, an automatic feeding assembly, a feeding conveyor chain, a grinding Components, ejector, discharge chute 7, chassis 8 and control system 9; the grinding component is made up of grinding motor 51, driving pulley, driven pulley, timing belt, drive shaft and grinding wheel 52, and grinding motor The base of 51 is fixedly connected with the base frame 8 through threads, the driving pulley is sleeved on the output shaft of the grinding motor 51 and connected by a key, the middle part of the drive shaft is connected to the base frame 8 through bearing rotation, and its two ends are respectively sleeved with slave The driving pulley and the grinding wheel 52; the driving pulley and the driven pulley are connected by a synchronous belt, and the cantilever clamping assembly consists of a clamping arm, a lifting servo motor 12a, a lifting reducer 12b, a lifting module, a cantilever module, a cantilever Seat 15a, movable seat 16a, handwheel 17, adjusting screw 18, travel servo motor 19a and travel reducer 19b; lift servo motor 12a and lift reducer 12b are connected in series, and are fixedly installed on the top of the lift module; The arm is fixed on the front end of the lifting module, and is driven by the lifting servo motor 12a to move up and down on the lifting module; the walking servo motor 19a and the walking reducer 19b are connected in series, and are fixedly installed on the right end of the cantilever module; the lifting module Fixed on the front end of the cantilever module, and driven by the walking servo motor 19a to move left and right on the cantilever module; the cantilever module is fixedly connected with the movable seat 16a by bolts; the bottom of the movable seat 16a is also fixed with a movable block 16b; the cantilever seat 15a inner side top is also fixedly provided with a fixed seat 15b; Adjusting screw rod 18 heads are fixedly connected with hand wheel 17, and its afterbody passes through the through hole on the fixed seat 15b and is connected with the threaded hole on the movable seat 16a, and the clamping arm is by The jaw arm 111, the jaw cylinder 112 and the jaw 113 arranged from top to bottom are composed; the tail of the jaw cylinder 112 is fixedly connected with the bottom of the jaw arm 111; the pneumatic finger of the jaw cylinder 112 is connected with the jaw 113, and To drive the opening and closing of the jaws 113, the lifting module consists of a lifting linear guide rail 131, a lifting linear slider 132, a lifting synchronous wheel, and a lifting synchronous belt; the lifting linear slider 132 is fitted on the lifting linear guide rail 131 and can be mounted on it Do up and down linear sliding; the top of the clamping arm is fixed on the lifting linear slider 132; the lifting servo motor 12a drives the lifting synchronous wheel to rotate through the lifting reducer 12b, and then drives the lifting linear slider 132 on the lifting linear guide rail through the lifting synchronous belt Sliding on 131, the cantilever module is composed of walking linear guide rail 141, walking linear slider 142, walking synchronous wheel, and walking synchronous belt; walking linear slider 142 is sleeved on walking linear guide rail 141 and can do left and right linear sliding on it The middle part of the lifting module is fixed on the walking linear slider 142; the walking servo motor 19a drives the walking synchronous wheel to rotate through the walking speed reducer 19b, and then drives the walking linear slider 142 to slide on the walking linear guide rail 141 through the walking synchronous belt, and the grinding wheel is trimmed The assembly consists of the bottom carriage 21 and the middle carriage 22 , cross guide rail, trimming servo motor 23, trimming reducer 24, sliding sleeve and ball screw; the bottom carriage 21 is fixedly connected to the bottom frame 8; the cross guide rail is fitted with the bottom carriage 21 and the middle carriage 22, and the bottom The carriage 21 and the cross guide rail can slide relatively left and right; the middle carriage 22 and the cross guide rail can slide back and forth relatively; the trimming servo motor 23 is connected in series with the trimming reducer 24, and drives the ball screw to push the sliding sleeve forward and backward , the automatic feed assembly is made up of guide wheel hanging plate 31, guide wheel seat 32, feed ball screw, feed servo motor 33 and feed reducer 34; feed servo motor 33 is connected in series with feed reducer 34, and The workpiece feed is further promoted by driving the feed ball screw. The feed conveyor chain consists of a frame 41, a chain holder 42, a sprocket 43, a chain 44, a trough 45, a temple 46a, a bracket 46b, a pin 46c, and a pulley 46d. , sliding table 47, fixed support 48, conveying reduction motor 49, induction plate 410 and positioning plate 411; sprockets 43 are respectively arranged on the inside of frame 41, and chains 44 are set on them; troughs 45 are evenly distributed on chains 44 outer periphery; temple 46a is fixed on the outside of frame 41, and is connected by the support 46b that is fixed on its bottom between the temple 46a of both sides of frame 41; Pass below support 46b, pin 46c is rotated and is connected with pulley 46d; Seat 48 is fixed on the chassis 8 by bolts; fixed support 48 is jointly supported and connected with a slide table 47; pulley 46d is clamped on the two sides of slide table 47; 44 top; conveying deceleration motor 49 is fixed on the frame 41, and its output shaft fits with the sprocket 43; the induction plate 410 is fixed on the front end of the frame 41 through the positioning plate 411 fixedly connected with it to accept the workpiece to be processed, and the material is returned Device is made up of returning material cylinder 61 and push rod 62; Push rod 62 is connected with the piston rod head of returning material cylinder 61. A fully automatic cantilever grinder provided by the present invention cancels the process of manual clamping, greatly improving the accuracy of the equipment and product quality; the operation is simplified, one person can operate multiple machines, and the labor cost is reduced; the movement between the worker and the machine is minimized The direct contact of components greatly reduces the possibility of safety accidents.

working principle:

Power on the equipment before use, calibrate whether the jaws are consistent with the center of the grinder, and lock the limit block after the center is aligned. During formal production, start the grinding wheel motor, manually place the workpiece to be processed on the material trough of the feeding conveyor chain, and the transmission deceleration motor drives the sprocket to drive the chain to the direction of the positioning plate, and the workpiece to be processed is carried by the material trough together with the The chain advances together until the trough moves to the front end and tilts when it rotates counterclockwise around the sprocket, so that the workpiece to be processed is dumped on the positioning plate. At this time, the travel servo motor 19a drives the travel synchronous wheel to rotate through the travel reducer 19b, and then drives the travel linear slider 142 of the cantilever module to travel along the travel linear guide rail 141 to one end of the feeding conveyor chain through the travel synchronous belt. , the lifting servo motor 12a drives the lifting synchronous wheel to rotate through the lifting reducer 12b, and then drives the lifting linear slider 132 of the lifting module through the lifting synchronous belt to drive the clamping arm down along the lifting linear guide rail 131. After falling in place, the jaw cylinder 112 drives the clamping jaws 113 to close, and the workpiece to be processed is clamped. Then the gripping arm is driven by the lifting servo motor 12a and the walking servo motor 19a to move to the processing position after being driven by the lifting module and the cantilever module. At this time, the lifting servo motor 12a drives the gripping arm to drop to the position. The jaw cylinder drives the jaws to open to place the workpiece on the grinder blade. The feed servo motor 33 of the automatic feed assembly drives the ball screw through the feed reducer 34 to push the workpiece to be processed to be fed for grinding until it reaches the required size range. After that, the ball screw of the automatic feed assembly returns to loosen the workpiece, and the push rod 62 is driven by the ejector cylinder 61 to push the finished product from the grinding machine blade, and slides into the material frame through the discharge chute.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. within range.

Claims (9)

1. The utility model provides a full-automatic cantilever grinding machine which characterized in that: the structure of the device comprises a cantilever clamping assembly, a grinding wheel dressing assembly, an automatic feeding assembly, a feeding conveying chain, a grinding assembly, a stripper, a discharge chute (7), a chassis (8) and a control system (9); the grinding assembly comprises a grinding motor (51), a driving pulley, a driven pulley, a synchronous belt, a driving shaft and a grinding wheel (52), wherein the base of the grinding motor (51) is fixedly connected with the bottom frame (8) through threads, the driving pulley is sleeved on an output shaft of the grinding motor (51) and is connected with the output shaft through a key, the middle part of the driving shaft is rotatably connected to the bottom frame (8) through a bearing, and the driven pulley and the grinding wheel (52) are respectively sleeved at two ends of the driving shaft; the driving belt wheel is connected with the driven belt wheel through a synchronous belt.

2. the fully automatic cantilever grinding machine of claim 1, wherein: the cantilever clamping assembly consists of a clamping arm, a lifting servo motor (12 a), a lifting speed reducer (12 b), a lifting module, a cantilever seat (15 a), a movable seat (16 a), a hand wheel (17), an adjusting screw (18), a walking servo motor (19 a) and a walking speed reducer (19 b); the lifting servo motor (12 a) and the lifting speed reducer (12 b) are connected in series and fixedly arranged at the top of the lifting module; the clamping arm is fixed at the front end of the lifting module and is driven by a lifting servo motor (12 a) to move up and down on the lifting module; the walking servo motor (19 a) and the walking speed reducer (19 b) are connected in series and fixedly arranged at the right end of the cantilever module; the lifting module is fixed at the front end of the cantilever module and is driven by a walking servo motor (19 a) to move left and right on the cantilever module; the cantilever module is fixedly connected with the movable seat (16 a) through a bolt; a movable block (16 b) is fixedly arranged at the bottom of the movable seat (16 a); the top of the inner side of the cantilever seat (15 a) is fixedly provided with a fixed seat (15 b); the head of the adjusting screw rod (18) is fixedly connected with the hand wheel (17), and the tail of the adjusting screw rod passes through a through hole in the fixed seat (15 b) and is connected with a threaded hole in the movable seat (16 a).

3. the fully automatic cantilever grinding machine of claim 2, wherein: the clamping arm consists of a clamping arm (111), a clamping jaw cylinder (112) and a clamping jaw (113) which are arranged from top to bottom; the tail part of the clamping jaw cylinder (112) is fixedly connected with the lower part of the clamping arm (111); and a pneumatic finger of the clamping jaw air cylinder (112) is connected with the clamping jaw (113) and drives the clamping jaw (113) to open and close.

4. The fully automatic cantilever grinding machine of claim 2, wherein: the lifting module consists of a lifting linear guide rail (131), a lifting linear slider (132), a lifting synchronous wheel and a lifting synchronous belt; the lifting linear sliding block (132) is sleeved on the lifting linear guide rail (131) and can linearly slide up and down on the lifting linear guide rail; the top of the clamping arm is fixed on a lifting linear sliding block (132); the lifting servo motor (12 a) drives the lifting synchronous wheel to rotate through the lifting speed reducer (12 b), and then drives the lifting linear sliding block (132) to slide on the lifting linear guide rail (131) through the lifting synchronous belt.

5. The fully automatic cantilever grinding machine of claim 2, wherein: the cantilever module consists of a walking linear guide rail (141), a walking linear sliding block (142), a walking synchronous wheel and a walking synchronous belt; the walking linear sliding block (142) is sleeved on the walking linear guide rail (141) and can linearly slide left and right on the walking linear guide rail; the middle part of the lifting module is fixed on a walking linear sliding block (142); the walking servo motor (19 a) drives the walking synchronous wheel to rotate through the walking speed reducer (19 b), and then drives the walking linear sliding block (142) to slide on the walking linear guide rail (141) through the walking synchronous belt.

6. The fully automatic cantilever grinding machine of claim 1, wherein: the grinding wheel dressing assembly consists of a bottom carriage (21), a middle carriage (22), a cross guide rail, a dressing servo motor (23), a dressing speed reducer (24), a sliding sleeve and a ball screw; the bottom carriage (21) is fixedly connected to the bottom frame (8); the cross guide rail is sleeved with the bottom carriage (21) and the middle carriage (22), and the bottom carriage (21) and the cross guide rail can slide left and right relatively; the middle carriage (22) and the cross guide rail can slide back and forth relatively; and the trimming servo motor (23) is connected with the trimming speed reducer (24) in series and drives the ball screw to push the sliding sleeve to advance and retreat.

7. the fully automatic cantilever grinding machine of claim 1, wherein: the automatic feeding assembly consists of a guide wheel hanging plate (31), a guide wheel seat (32), a feeding ball screw, a feeding servo motor (33) and a feeding speed reducer (34); the feeding servo motor (33) is connected with the feeding speed reducer (34) in series and further pushes the workpiece to feed by driving the feeding ball screw.

8. the fully automatic cantilever grinding machine of claim 1, wherein: the feeding conveying chain consists of a rack (41), a chain support (42), a chain wheel (43), a chain (44), a trough (45), a side support (46 a), a support (46 b), a pin (46 c), a pulley (46 d), a sliding table (47), a fixed support (48), a conveying speed reducing motor (49), an induction plate (410) and a positioning plate (411); the chain wheels (43) are respectively arranged on the inner sides of the racks (41), and chains (44) are sleeved on the chain wheels; the material grooves (45) are uniformly distributed on the periphery of the chain (44); the side supports (46 a) are fixed on the outer side of the rack (41), and the side supports (46 a) on the two sides of the rack (41) are connected through a bracket (46 b) fixed at the bottom of the rack; a pulley (46 d) is rotatably connected below the bracket (46 b) through a pin (46 c); the fixed support (48) is fixed on the underframe (8) through bolts; the fixed support (48) is jointly supported and connected with a sliding table (47); the pulleys (46 d) are clamped on two side edges of the sliding table (47); the chain support (42) is fixedly arranged on the inner side wall of the rack (41) and drags the upper edge of the chain (44); the conveying speed reducing motor (49) is fixed on the rack (41), and an output shaft of the conveying speed reducing motor is sleeved with the chain wheel (43); the induction plate (410) is fixed at the front end of the frame (41) through a positioning plate (411) fixedly connected with the induction plate and is used for bearing a workpiece to be machined.

9. the fully automatic cantilever grinding machine of claim 1, wherein: the stripper consists of a stripping cylinder (61) and a push rod (62); the push rod (62) is connected with the head of a piston rod of the material returning cylinder (61).